DE69208845T3 - Kornorientiertes Elektroblech mit verbesserten magnetischen Eigenschaften und Herstellung desselben. - Google Patents
Kornorientiertes Elektroblech mit verbesserten magnetischen Eigenschaften und Herstellung desselben.Info
- Publication number
- DE69208845T3 DE69208845T3 DE69208845T DE69208845T DE69208845T3 DE 69208845 T3 DE69208845 T3 DE 69208845T3 DE 69208845 T DE69208845 T DE 69208845T DE 69208845 T DE69208845 T DE 69208845T DE 69208845 T3 DE69208845 T3 DE 69208845T3
- Authority
- DE
- Germany
- Prior art keywords
- steel sheet
- grain
- oriented electrical
- magnetic properties
- electrical steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 56
- 238000000137 annealing Methods 0.000 claims description 45
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 29
- 238000005097 cold rolling Methods 0.000 claims description 28
- 229910052742 iron Inorganic materials 0.000 claims description 27
- 229910052698 phosphorus Inorganic materials 0.000 claims description 24
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 claims description 23
- 229910052802 copper Inorganic materials 0.000 claims description 23
- 230000008569 process Effects 0.000 claims description 19
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 12
- 229910052748 manganese Inorganic materials 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000005554 pickling Methods 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000005098 hot rolling Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 238000005262 decarbonization Methods 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000005496 tempering Methods 0.000 claims 1
- 238000001953 recrystallisation Methods 0.000 description 47
- 230000004907 flux Effects 0.000 description 25
- 239000002244 precipitate Substances 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 238000005261 decarburization Methods 0.000 description 12
- 230000002401 inhibitory effect Effects 0.000 description 11
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 10
- 238000011161 development Methods 0.000 description 10
- 230000018109 developmental process Effects 0.000 description 10
- 230000009467 reduction Effects 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 229910004835 Na2B4O7 Inorganic materials 0.000 description 5
- 230000032683 aging Effects 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000009835 boiling Methods 0.000 description 5
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 description 5
- 238000005275 alloying Methods 0.000 description 4
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 3
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000010960 cold rolled steel Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 206010001497 Agitation Diseases 0.000 description 1
- SLZWEMYSYKOWCG-UHFFFAOYSA-N Etacelasil Chemical compound COCCO[Si](CCCl)(OCCOC)OCCOC SLZWEMYSYKOWCG-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- XTEGARKTQYYJKE-UHFFFAOYSA-N chloric acid Chemical compound OCl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-N 0.000 description 1
- 229940005991 chloric acid Drugs 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003966 growth inhibitor Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019910011905A KR930004849B1 (ko) | 1991-07-12 | 1991-07-12 | 자기특성이 우수한 방향성 전기강판 및 그 제조방법 |
| PCT/KR1992/000027 WO1993001325A1 (fr) | 1991-07-12 | 1992-07-11 | Plaque d'acier a grains orientes pour buts electriques presentant des proprietes magnetiques ameliorees, et procede de fabrication |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE69208845D1 DE69208845D1 (de) | 1996-04-11 |
| DE69208845T2 DE69208845T2 (de) | 1996-10-10 |
| DE69208845T3 true DE69208845T3 (de) | 2001-09-27 |
Family
ID=19317199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69208845T Expired - Fee Related DE69208845T3 (de) | 1991-07-12 | 1992-07-11 | Kornorientiertes Elektroblech mit verbesserten magnetischen Eigenschaften und Herstellung desselben. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5401332A (fr) |
| EP (1) | EP0548339B2 (fr) |
| JP (1) | JPH0816259B2 (fr) |
| KR (1) | KR930004849B1 (fr) |
| CN (1) | CN1033825C (fr) |
| DE (1) | DE69208845T3 (fr) |
| WO (1) | WO1993001325A1 (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100222777B1 (ko) * | 1992-12-28 | 1999-10-01 | 에모또 간지 | 표면성상이 우수한 규소강 열연판의 제조방법 |
| EP0709470B1 (fr) * | 1993-11-09 | 2001-10-04 | Pohang Iron & Steel Co., Ltd. | Procede de production de tole d'acier a champ electromagnetique directionnel avec chauffage de brames a basse temperature |
| FR2731713B1 (fr) * | 1995-03-14 | 1997-04-11 | Ugine Sa | Procede de fabrication d'une tole d'acier electrique a grains orientes pour la realisation notamment de circuits magnetiques de transformateurs |
| DE19600162A1 (de) * | 1996-01-04 | 1997-07-10 | Bayer Faser Gmbh | Schmelzgesponnene, scheuerbeständige Monofile |
| CA2318604C (fr) | 1998-01-20 | 2007-04-10 | Grain Processing Corporation | Malto-oligosaccharides reduits |
| KR20010060418A (ko) * | 1999-12-21 | 2001-07-07 | 이구택 | 박물 열연코일을 이용한 방향성 전기강판의 제조방법 |
| CN104139167A (zh) * | 2014-07-31 | 2014-11-12 | 攀钢集团工程技术有限公司 | 铁芯以及具有该铁芯的电磁感应器和电磁搅拌装置 |
| KR101642281B1 (ko) | 2014-11-27 | 2016-07-25 | 주식회사 포스코 | 방향성 전기강판 및 이의 제조방법 |
| CN105304284A (zh) * | 2015-09-23 | 2016-02-03 | 沈群华 | 一种电力变压器 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3855018A (en) * | 1972-09-28 | 1974-12-17 | Allegheny Ludlum Ind Inc | Method for producing grain oriented silicon steel comprising copper |
| JPS5432412B2 (fr) † | 1973-10-31 | 1979-10-15 | ||
| JPS526329A (en) * | 1975-07-04 | 1977-01-18 | Nippon Steel Corp | Production process of grain oriented electrical steel sheet |
| JPS6048886B2 (ja) † | 1981-08-05 | 1985-10-30 | 新日本製鐵株式会社 | 鉄損の優れた高磁束密度一方向性電磁鋼板及びその製造方法 |
| US4473416A (en) * | 1982-07-08 | 1984-09-25 | Nippon Steel Corporation | Process for producing aluminum-bearing grain-oriented silicon steel strip |
| JPS62284014A (ja) † | 1986-05-31 | 1987-12-09 | Nippon Steel Corp | 磁気特性のすぐれた一方向性電磁鋼板の製造方法 |
| KR0169734B1 (ko) † | 1989-05-08 | 1999-01-15 | 도오사끼 시노부 | 자기특성이 우수한 1 방향성 규소강판의 제조방법 |
-
1991
- 1991-07-12 KR KR1019910011905A patent/KR930004849B1/ko not_active IP Right Cessation
- 1991-08-13 US US07/988,116 patent/US5401332A/en not_active Expired - Fee Related
-
1992
- 1992-07-11 WO PCT/KR1992/000027 patent/WO1993001325A1/fr active IP Right Grant
- 1992-07-11 JP JP5502162A patent/JPH0816259B2/ja not_active Expired - Fee Related
- 1992-07-11 EP EP92915706A patent/EP0548339B2/fr not_active Expired - Lifetime
- 1992-07-11 DE DE69208845T patent/DE69208845T3/de not_active Expired - Fee Related
- 1992-07-11 CN CN92109199A patent/CN1033825C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0548339B1 (fr) | 1996-03-06 |
| CN1073216A (zh) | 1993-06-16 |
| KR930002524A (ko) | 1993-02-23 |
| WO1993001325A1 (fr) | 1993-01-21 |
| KR930004849B1 (ko) | 1993-06-09 |
| DE69208845D1 (de) | 1996-04-11 |
| JPH0816259B2 (ja) | 1996-02-21 |
| US5401332A (en) | 1995-03-28 |
| CN1033825C (zh) | 1997-01-15 |
| EP0548339B2 (fr) | 2001-01-31 |
| EP0548339A1 (fr) | 1993-06-30 |
| DE69208845T2 (de) | 1996-10-10 |
| JPH06504091A (ja) | 1994-05-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8363 | Opposition against the patent | ||
| 8366 | Restricted maintained after opposition proceedings | ||
| 8328 | Change in the person/name/address of the agent |
Representative=s name: KUECHLER, S., DIPL.-ING.UNIV., PAT.-ANW., 90411 NUERNBERG |
|
| 8328 | Change in the person/name/address of the agent |
Representative=s name: GOTZ PATENT- UND RECHTSANWAELTE, 90402 NUERNBERG |
|
| 8339 | Ceased/non-payment of the annual fee |